Home / 12,530,101.86-18,784,285.23-4,848,459.55

Finding the Fourth Proportional to 12,530,101.86, 18,784,285.23 and 4,848,459.55

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Solution

The fourth proportional to 12,530,101.86, 18,784,285.23 and 4,848,459.55 is: 7,268,484.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530,101.86 : 18,784,285.23 = 4,848,459.55 : x
  2. Step 2: Convert to fraction form
    12,530,101.86/18,784,285.23 = 4,848,459.55/x
  3. Step 3: Cross multiply
    12,530,101.86x = 18,784,285.23 × 4,848,459.55
  4. Step 4: Simplify right side
    12,530,101.86x = 91,074,847,066,356.73
  5. Step 5: Solve for x
    x = 91,074,847,066,356.73/12,530,101.86
  6. Step 6: Final answer
    x = 7,268,484.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.